C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 233/17 (2006.01) B01F 17/00 (2006.01) C07C 231/24 (2006.01) C11D 1/52 (2006.01)
Patent
CA 2194401
With the method described, the generally more or less brown-colored crude solutions are mixed with an effective amount of at least one sulfur compound from the hydrosulfurous acid group, yielding water-white polyhydroxy fatty acid amide products.
L'invention concerne un procédé selon lequel les solutions brutes de manière générale plus ou moins colorées en brun sont mélangées en quantité efficace avec au moins un composé soufre du groupe de l'acide hyposulfureux, pour donner lieu à des produits transparents en amide d'acide gras de polyhydroxy.
Papenfuhs Bernd
Vybiral Reinhard
Fetherstonhaugh & Co.
Hoechst Aktiengesellschaft
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